Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143910 | Piperaziniocephalosporins | Toshiro Konoike, Hiroyuki Ishitobi | 1992-09-01 |
| 5134138 | Phenacylpyridiniothiocephalosporins | Kyoji Minami, Koji Ishikura | 1992-07-28 |
| 4713461 | Process for producing glutaconic acid derivatives | Hiromi Takahashi | 1987-12-15 |
| 4592865 | Azetidinone intermediates for cephalosporin analogs | Masayuki Narisada, Teruji Tsuji, Yasuhiro Nishitani, Mitsuru Yoshioka, Yoshio Hamashima +1 more | 1986-06-03 |
| 4504658 | Epimerization of malonic acid esters | Masayuki Narisada, Mitsuaki Ohtani, Fumihiko Watanabe | 1985-03-12 |